APA (7th ed.) Citation

Beverly, W. D., & Gillette, R. B. (1975). Glass solar heat collector development. NTIS.

Chicago Style (17th ed.) Citation

Beverly, W. D., and R. B. Gillette. Glass Solar Heat Collector Development. Springfield, Va.: NTIS, 1975.

MLA (8th ed.) Citation

Beverly, W. D., and R. B. Gillette. Glass Solar Heat Collector Development. NTIS, 1975.